AUBE DE REDRESSEUR EN MATÉRIAU COMPOSITE POUR MOTEUR A TURBINE A GAZ ET SON PROCÉDÉ DE FABRICATION.
    1.
    发明公开
    AUBE DE REDRESSEUR EN MATÉRIAU COMPOSITE POUR MOTEUR A TURBINE A GAZ ET SON PROCÉDÉ DE FABRICATION. 审中-公开
    AUBE DE REDRESSEUR ENMATÉRIAU复合材料汽轮机A涡轮机GAZ ET SONPROCÉDÉDE FABRICATION。

    公开(公告)号:EP3194151A1

    公开(公告)日:2017-07-26

    申请号:EP15763962.6

    申请日:2015-08-20

    摘要: The invention relates to a diffuser vane (2) for a gas turbine engine, comprising a vane assembly (4) made of a composite material having a fibrous reinforcement densified by a matrix, the fibrous reinforcement being obtained from long fibres pre-impregnated and agglomerated in the form of a mat, the vane assembly being provided on at least one leading edge with a reinforcement strip (10-1), said reinforcement strip being made of a single strip of a unidirectional fabric or a textile, or of a stack of a plurality of pre-impregnated plies of a unidirectional fabric or a textile made of carbon fibres or glass fibres, and at least one platform (6, 8) positioned at a radial end of the vane assembly, the platform being made of a composite material having a fibrous reinforcement densified by a matrix, the fibrous reinforcement being obtained from pre-impregnated long fibres. The invention also relates to a method for manufacturing such a vane.

    摘要翻译: 本发明涉及一种用于燃气涡轮发动机的扩散器叶片(2),其包括由复合材料制成的叶片组件(4),所述复合材料具有由基体致密化的纤维增强物,所述纤维增强物由预先浸渍并聚结的长纤维 以垫的形式,所述叶片组件在至少一个前缘上设有加强条(10-1),所述加强条由单条织物或纺织品的单条制成,或者由 多个由碳纤维或玻璃纤维制成的单向织物或纺织品的预浸渍帘布层以及定位在所述翼片组件的径向端部处的至少一个平台(6,8),所述平台由复合材料 具有由基质致密化的纤维增强物,所述纤维增强物由预浸渍的长纤维获得。 本发明还涉及制造这种叶片的方法。